American Society of Heating and Ventilating Engineers Guide, 1930 RATING This class of equipment usually is rated in one of three ways, as follows: 1.

American Society of Heating and Ventilating Engineers Guide, 1930 P t-- MOO *0 m 'O'ONOOO'O o OOOOO^h s woars'om^H oo cs ^ r oi cn r>-(N rS (fi 06 o H U < U. fc O tn 06 u o u 1 (h U.

American Society of Heating and Ventilating Engineers Guide, 1930 Table 5 on the basis of a demand of 25 per cent of the connected load and a 10-lb. pressure drop per 100 ft.

American Society of Heating and Ventilating Engineers Guide, 1931 | by a properly distributed reserve of heating capacity, which reserve, how- : ever, is not in use at all places ,at the same time, nor in any one place at all times.

American Society of Heating and Ventilating Engineers Guide, 1931 10.

American Society of Heating and Ventilating Engineers Guide, 1932 Table 3.

American Society of Heating and Ventilating Engineers Guide, 1932 134 T able 2.

American Society of Heating and Ventilating Engineers Guide, 1932 welding will obviously produce the best finished job.

American Society of Heating and Ventilating Engineers Guide, 1932 this type of grate, the fuel is supplied with air from the main air chamber throughout combustion.

American Society of Heating and Ventilating Engineers Guide, 1932 thermometers register exactly the same.

American Society of Heating and Ventilating Engineers Guide, 1932 to 99.5 F.

f American Society of Heating and Ventilating Engineers Guide, 1932 ventilation the aspirating effect due to the temperature and height of the column of heated air causes the pressure difference..

American Society of Heating and Ventilating Engineers Guide, 1932 gas, and may be stated as follows: With temperature constant, the volume of a given weight of gas varies inversely as its absolute pressure.

American Society of Heating arid Ventilating Engineers Guide, 1932 Olvany, W.

American Society of Heating and Ventilating Engineers Guide, 1934 is necessary to maintain a pressure of about 0.1 in. of water in the room or space to be ventilated or conditioned.